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Kepler-88 d
Orbiting KOI-142, discovered in 2020 (7525) by W. M. Keck Observatory via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 965.15 M⊕ |
| Orbital period | 1403.00 Earth days (~3.8 Earth years) |
| Orbital eccentricity | 0.410 |
| Equilibrium temperature | Unknown |
Host star — KOI-142
| Temperature | 5466 K (5193 °C) |
| Radius | 0.90 R☉ |
| Mass | 0.99 M☉ |
Location
| Distance from Earth | 376.9 pc (~1229 light-years) |
| Right ascension / Declination | 291.1481 / 40.6694 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.